<!DOCTYPE HTML>
<html>
<head>
  <title>Test that reloading and seeking in a media element that's being captured doesn't crash</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
  <script type="text/javascript" src="manifest.js"></script>
</head>
<body>
<video id="v"></video>
<video id="vout"></video>
<video id="vout_untilended"></video>
<pre id="test">
<script class="testbody" type="text/javascript">
SimpleTest.waitForExplicitFinish();

var v = document.getElementById('v');
var vout = document.getElementById('vout');
var vout_untilended = document.getElementById('vout_untilended');

function dumpEvent(event) {
  var v = event.target;
  info(v.name + " GOT EVENT " + event.type +
       " currentTime=" + v.currentTime +
       " paused=" + v.paused +
       " ended=" + v.ended +
       " readyState=" + v.readyState);
}

var events = ["timeupdate", "seeking", "seeked", "ended", "playing", "pause"];
for (var i = 0; i < events.length; ++i) {
  v.addEventListener(events[i], dumpEvent, false);
}

function isWithinEps(a, b, msg) {
  ok(Math.abs(a - b) < 0.01,
     "Got " + a + ", expected " + b + "; " + msg);
}

function isGreaterThanOrEqualEps(a, b, msg) {
  ok(a >= b - 0.01,
     "Got " + a + ", expected at least " + b + "; " + msg);
}

function startTest(test) {
  var seekTime = test.duration/2;

  function endedAfterReplay() {
    isGreaterThanOrEqualEps(v.currentTime, test.duration, "checking v.currentTime at third 'ended' event");
    isGreaterThanOrEqualEps(vout.currentTime, (test.duration - seekTime) + test.duration*2,
	            "checking vout.currentTime after seeking, playing through and reloading");
    SimpleTest.finish();
  };

  function endedAfterSeek() {
    isGreaterThanOrEqualEps(v.currentTime, test.duration, "checking v.currentTime at second 'ended' event");
    isGreaterThanOrEqualEps(vout.currentTime, (test.duration - seekTime) + test.duration,
                "checking vout.currentTime after seeking and playing through again");
    v.removeEventListener("ended", endedAfterSeek, false);
    v.addEventListener("ended", endedAfterReplay, false);
    v.src = test.name + "?1";
    v.play();
  };

  function seeked() {
    isGreaterThanOrEqualEps(v.currentTime, seekTime, "Finished seeking");
    isGreaterThanOrEqualEps(vout.currentTime, test.duration,
                "checking vout.currentTime has not changed after seeking");
    v.removeEventListener("seeked", seeked, false);
    function dontPlayAgain() {
      ok(false, "vout_untilended should not play again");
    }
    vout_untilended.addEventListener("playing", dontPlayAgain, false);
    vout_untilended.addEventListener("ended", dontPlayAgain, false);
    v.addEventListener("ended", endedAfterSeek, false);
    v.play();
  };

  function ended() {
    // Don't compare current time until both v and vout_untilended are ended,
    // otherwise, current time could be smaller than the duration.
    if (!v.ended || !vout_untilended.ended) {
      return;
    }

    isGreaterThanOrEqualEps(vout.currentTime, test.duration, "checking vout.currentTime at first 'ended' event");
    isGreaterThanOrEqualEps(v.currentTime, test.duration, "checking v.currentTime at first 'ended' event");
    is(vout.ended, false, "checking vout has not ended");
    is(vout_untilended.ended, true, "checking vout_untilended has actually ended");

    v.removeEventListener("ended", ended, false);
    vout_untilended.removeEventListener("ended", ended, false);

    v.pause();
    v.currentTime = seekTime;
    v.addEventListener("seeked", seeked, false);
  };

  v.addEventListener("ended", ended, false);
  vout_untilended.addEventListener("ended", ended, false);

  function checkNoEnded() {
    ok(false, "ended event received unexpectedly");
  };

  vout.addEventListener("ended", checkNoEnded, false);

  v.src = test.name;
  v.name = test.name;
  v.preload = "metadata";

  function loadedmetadata() {
    vout.srcObject = v.mozCaptureStream();
    vout.play();

    vout_untilended.srcObject = v.mozCaptureStreamUntilEnded();
    vout_untilended.play();

    v.play();
  };

  v.addEventListener("loadedmetadata", loadedmetadata, {once: true});
}

var testVideo = getPlayableVideo(gSmallTests);
if (testVideo) {
  startTest(testVideo);
} else {
  todo(false, "No playable video");
}
</script>
</pre>
</body>
</html>
